Base | Representation |
---|---|
bin | 101101010111… |
… | …0001110011001 |
3 | 1122202021011211 |
4 | 1122232032121 |
5 | 22042013142 |
6 | 2205423121 |
7 | 406101100 |
oct | 132561631 |
9 | 48667154 |
10 | 23782297 |
11 | 12473aa0 |
12 | 7b6aaa1 |
13 | 4c08b86 |
14 | 3231037 |
15 | 214b917 |
hex | 16ae399 |
23782297 has 12 divisors (see below), whose sum is σ = 30180816. Its totient is φ = 18531240.
The previous prime is 23782289. The next prime is 23782307. The reversal of 23782297 is 79228732.
It is not a de Polignac number, because 23782297 - 23 = 23782289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23782217) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21523 + ... + 22600.
It is an arithmetic number, because the mean of its divisors is an integer number (2515068).
Almost surely, 223782297 is an apocalyptic number.
It is an amenable number.
23782297 is a deficient number, since it is larger than the sum of its proper divisors (6398519).
23782297 is a wasteful number, since it uses less digits than its factorization.
23782297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44148 (or 44141 counting only the distinct ones).
The product of its digits is 84672, while the sum is 40.
The square root of 23782297 is about 4876.7096489334. The cubic root of 23782297 is about 287.5750911605.
The spelling of 23782297 in words is "twenty-three million, seven hundred eighty-two thousand, two hundred ninety-seven".
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